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Adding wanted js libraries

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This commit is contained in:
Chris Houseknecht 2014-07-02 17:12:20 -04:00
parent 239e01cb16
commit f64ae5afdb
1 changed files with 45 additions and 0 deletions
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45
awx/ui/static/lib/lrInfiniteScroll/lrInfiniteScroll.js Normal file
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(function (ng) {
'use strict';
var module = ng.module('lrInfiniteScroll', []);
module.directive('lrInfiniteScroll', ['$timeout', function (timeout) {
return{
link: function (scope, element, attr) {
var
lengthThreshold = attr.scrollThreshold || 50,
timeThreshold = attr.timeThreshold || 400,
direction = attr.direction || 'down',
handler = scope.$eval(attr.lrInfiniteScroll),
promise = null,
lastRemaining = 9999;
lengthThreshold = parseInt(lengthThreshold, 10);
timeThreshold = parseInt(timeThreshold, 10);
if (!handler || !ng.isFunction(handler)) {
handler = ng.noop;
}
element.bind('scroll', function () {
var remaining =
(direction === 'down') ? element[0].scrollHeight - (element[0].clientHeight + element[0].scrollTop) : element[0].scrollTop;
//if we have reached the threshold and we scroll down
if ((direction === 'down' && remaining < lengthThreshold && (remaining - lastRemaining) < 0) ||
direction === 'up' && remaining < lengthThreshold) {
//if there is already a timer running which has not expired yet we have to cancel it and restart the timer
if (promise !== null) {
timeout.cancel(promise);
}
promise = timeout(function () {
handler();
promise = null;
}, timeThreshold);
}
lastRemaining = remaining;
});
}
};
}]);
})(angular);